table, td, th {
    border: 1px solid #CA8EFF;
  }
  table {
    border-collapse: collapse;
    width: 100%;
    margin: 0;
    
}
  th {
    background-color: aqua;
    height: 70px;
  }
  td{
    text-align: center;
  }
  h2{
    text-align: center;
    margin: 0;
  }
  .container {

    width: 500px;

    height: 50px;

    margin: 0;
    float: right;

}



.parent {

    width: 100%;

    height: 42px;

    top: 4px;

    position: relative;

}

.parent>input:first-of-type {

    /*输入框高度设置为40px, border占据2px，总高度为42px*/

    width: 380px;

    height: 30px;

    border: 1px solid #ccc;

    font-size: 16px;

    outline: none;
    border-radius: 5%;

}.delt{

  text-decoration: none;
}
.edit-a{
  text-decoration: none;

}
.max{
  font-size: 25px;
  margin-left: 10px;
 
}